package hello.druid;
 
import javax.annotation.Resource;

import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;

import hello.utils.DruidProperties;
 
/**
 *
 * @author Administrator
 *
 */
@Configuration
public class DruidConfiguration {
	@Resource
	private DruidProperties druidProperties;
    /**
     * 注册一个StatViewServlet
     * @return
     */
    @Bean
    public ServletRegistrationBean DruidStatViewServle2(){
       //org.springframework.boot.context.embedded.ServletRegistrationBean提供类的进行注册.
       ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(),"/druid/*");
       //添加初始化参数：initParams
       //白名单：
       servletRegistrationBean.addInitParameter("allow",druidProperties.getWhiteList());
       //IP黑名单 (存在共同时，deny优先于allow) : 如果满足deny的话提示:Sorry, you are not permitted to view this page.
       servletRegistrationBean.addInitParameter("deny",druidProperties.getBlackList());
       //登录查看信息的账号密码.
       servletRegistrationBean.addInitParameter("loginUsername",druidProperties.getUserName());
       servletRegistrationBean.addInitParameter("loginPassword",druidProperties.getPassword());
       //是否能够重置数据.
       servletRegistrationBean.addInitParameter("resetEnable",druidProperties.getResetEnable());
       return servletRegistrationBean;
    }
   
    /**
     * 注册一个：filterRegistrationBean
     * @return
     */
    @Bean
    public FilterRegistrationBean druidStatFilter2(){
       FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter());
       //添加过滤规则.
       filterRegistrationBean.addUrlPatterns("/*");
       //添加不需要忽略的格式信息.
       filterRegistrationBean.addInitParameter("exclusions","*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*");
      return filterRegistrationBean;
    }
   
}